Beveridge, E. and Callander, J.G. 1931. Excavation of an Earth-house at Foshigarry, and a Fort, Dun Thomaidh, in North Uist: With Notes on the Structures and the Relics found in them. Proceedings of the Society of Antiquaries of Scotland. 65, (Nov. 1931), 299–357. DOI:https://doi.org/10.9750/PSAS.065.299.357.